#placeholder {
	flex:1;
	justify-content: center;
	align-items: center;
	display: flex;
	height: 100vh;
}
@media(min-width:600px) {
	#logo {
		width: 400px;
		height: 400px;
	}
}

@media(max-width:600px) {
	#logo {
		width: 250px;
		height: 250px;
	}
}